The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 15, 2024

Filed:

Aug. 19, 2021
Applicant:

Cambridge Mobile Telematics Inc., Cambridge, MA (US);

Inventors:

Brad Cordova, Cambridge, MA (US);

Sanujit Sahoo, Boston, MA (US);

Sushrut Karnik, Cambridge, MA (US);

Assignee:

Cambridge Mobile Telematics Inc., Cambridge, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/029 (2018.01); G01C 21/20 (2006.01); H04M 1/725 (2021.01); H04W 4/02 (2018.01);
U.S. Cl.
CPC ...
H04W 4/029 (2018.02); G01C 21/20 (2013.01); H04M 1/725 (2013.01); H04W 4/026 (2013.01); H04M 2250/10 (2013.01); H04M 2250/12 (2013.01);
Abstract

A method of providing a quaternion for reference frame transformation includes (a) initiating a driving event in a vehicle having a vehicle reference frame and (b) receiving, from a mobile device, mobile device data associated with a time stamp. The method also includes (c) computing a quaternion operable to transform the mobile device data to the vehicle reference frame and (d) determining if the driving event is complete. The method further includes incrementing the time stamp and iterating steps (a), (b), (c), and (d) if the driving event is not complete and providing the quaternion for reference frame transformation if the driving event is complete.


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